Jump Start Commercial Seedling Heat Mat Modular Add-on 60"x21" HGN60S The Hydroid is the industry’s

The Hydroid is the industry’s premier compact

Factory Calibrated: The PH-80 meter is factory calibration to pH 7

• 50 Liter  / 1

AI21040 - GroStar GS4 pH/EC/500ppm/700ppm & Temp (5-in-1) Combo Pen

Jump Start Commercial Seedling Heat Mat Modular Add-on 60"x21" HGN60S The Hydroid is the industry’sThis is the add on unit for the MTMDU Commercial Heat Mat. You can daisy chain up to 4 of these units to the MTMDU unit to maximize your seed starting area. Bottom heat is one of the most important and effective ways to improve germination and rooting. Our new HEAVY DUTY modular commercial heat mats will provide uniform heat for hundreds of seedlings or cuttings. Warms root area 10 20F over ambient temperature to improve germination. Supersized mats: